Ord 94-89 12/19/1989le ;
ORDINANCE NO. 94-89
AN ORDINANCE AMENDING ORDINANCE 160-83
ADOPTING THE STANDARD MECHANICAL CODE, 1988
EDITION, AS REVISED IN 1989, WITH CERTAIN
AMENDMENTS AND DELETIONS.
BE IT ORDAINED BY THE CITY COUNCIL OF THE CITY OF WICHITA
FALLS, TEXAS, THAT:
SECTION 1. The publication entitled "Standard Mechanical Code, 1988
edition, as revised in 1989, a copy of which, authenticated by the
signature of the City Clerk, is on file in the City Clerk' s office, is
hereby adopted as the Wichita Falls Mechanical Code, as fully as if copied
at length herein.
SECTION 2. The following amendments and deletions are hereby made in
the "Standard Mechanical Code" as adopted herein:
"( 1) Whenever the words "Mechanical Official" appear, such wording
shall be amended to read "Building & Code Administrator" .
( 2) Section 103 is amended by the addition of Subsection 103 . 1, which
shall read as follows:
"103.1 This person, firm or corporation must have a Texas air
conditioning and refrigeration license. "
( 3 ) Section 103 is amended by the addition of Subsection 103. 2, which
shall read as foil as:
"103 .2 This person, firm or corporation must have a bond as required
in Subsection 106.1"
( 4) Section 105 is amended in its entirety to read as follows:
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"105 Plumbing and Mechanical Board of Adjustments and Appeal Rules
and General Procedures.
Plumbing and Mechanical Board of Adjustments and Appeals.
105.1 The Plumbing and Mechanical Board of Adjustments and Appeals
has been established by Ordinance No.15-89 and same is hereby incorporated
in this Code as follows:
The Board shall consist of nine ( 9) members. Such Board shall be
composed of:
One ( 1) Master Plumber
One ( 1) Journeyman Plumber
Two (2) Air Conditioning Contractors
One ( 1) Mechanical Engineer
One ( 1) Mechanical Contractor
One ( 1) Lone Star Gas Company Representative
One (1) Representative from Home Building Industry
One ( 1) Member at large with no direct financial interest in
the construction industry
105.2 Of the members first appointed, five ( 5) shall be
appointed to serve until December 31, 1989, and four ( 4) shall be
appointed to serve until December 31, 1990. Thereafter, each member shall
be appointed to serve for a term of two years. Terms shall expire on
December 31, but each member shall continue to serve until his or her
successor is appointed. No member shall serve more than two ( 2)
consecutive terms.
105.3 The „ rdChairman and Co-Chairman shall be separately selected
by a majority vote of the Board. The Chairman and Co-Chairman shall serve
in such capacity for the duration of his/her appointed term.
105.4 The Board is authorized to reverse or modify a refusal, order,
or disallowance of the Plumbing and Mechanical Inspector, or vary the
application of any provision of the Plumbing Code or Mechanical Code, when
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properly appealed by any aggrieved party. Appeal to the Board shall be
allowed upon the following conditions:
1. Whenever the Plumbing and Mechanical Inspector shall reject or
refuse to approve the manner of installation proposed to be followed or
materials to be used,
2. Or, when it is claimed that the provisions of the Plumbing Code
or Mechanical Code do not apply,
3. Or, that an equally good or more desirable form of construction
can be employed in any specific case,
4. Or, when it is claimed that the true intent and meaning of the
Code or any of the regulations thereunder have been misconstrued or wrongly
interpreted.
5. Notice of appeal shall be upon forms as provided by the Plumbing
and Mechanical Inspector and such appeal shall be made within thirty ( 30)
days after the decision is rendered by the Plumbing and Mechanical
Inspector or his designee.
105.5 Decisions of the Board.
105. 5. 1 A variance of the application of the Plumbing Code or
Mechanical Code may be granted by the Board when, in its opinion, the
enforcement thereof would do a manifest injustice,
and would be coriaery to the spirit and purpose of the Plumbing Code or
Mechanical Code or public interest, or when in its opinion, the
interpretation of the Plumbing and Mechanical Inspector should be modified
or reversed.
105.5.2 A decision of the Board to vary the application of any
provision of the Mechanical Code or Plumbing Code or to modify an order of
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the Plumbing and Mechanical Inspector shall specify in what manner such
variation or modification is made, the conditions upon which it is made and
the reasons therefor. Every decision of the Board shall be final, subject,
however, to such remedy as an aggrieved party might have at law or in
equity. It shall be in writing and shall indicate the vote upon decision.
105.5.3 In addition to acting on appeals, the Board shall, from time
to time, as may be necessary, submit recommendations to the City Council
for the adoption of new codes or ordinances.
105.6 Quorum
Five ( 5) members of the Board shall constitute a quorum. In varying
any application of the provisions of the Plumbing Code or
the Mechanical Code, or in modifying an order of the Plumbing and
Mechanical Inspector, affirmative votes of the majority present, but not
less than five ( 5) affirmative votes, shall be required.
105.7 Conflict of interest.
A Board member shall not act in any case in which he or she has a
personal interest.
105.8 Absence of Board Members.
Continued absence of any member from regular meetings of the Board
shall, at the discretion of the City Council, render any such member liable
to immediate rem owl from office.
105.8 Records.
The Plumbing and Mechanical Inspector or his designee shall act as
secretary of the Board and shall make a detailed record for all Board
proceedings, which shall set forth the reasons for its decisions, the vote
of each member, and any failure of a member to vote. Such written record,
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so taken in form of Board Minutes, shall be reviewed and approved by the
Board at the next regularly scheduled meeting. Such approved minutes,
along with any decisions of the Board, shall be submitted to the City
Council for acceptance.
105.10 Procedure.
The Board shall establish rules and regulations for its own procedure
not inconsistent with the provisions of this Code. The Board shall meet at
regular intervals, to be determined by the Chairman, or in any event, the
Board shall meet within 10 days after notice of appeal has been received.
Every decision shall be promptly filed in writing in the office of the
Mechanical Official, and shall be open to public inspection, a certified
copy shall be sent by mail or otherwise to the appellant and a copy shall
be kept publicly posted in the office of the Mechanical Official for 2
weeks after filing.
105. 11 Decisions.
The Plumbing and Mechanical Board of Adjustments and Appeals shall, in
every case, reach a decision without unreasonable or unnecessary delay. If
a decision of the Plumbing and Mechanical Board of Adjustments and Appeals
reverses or modifies a refusal, order, or disallowance of the Mechanical
Official, or varies the application of any provision of this Code, the
Mechanical Offic— shall immediately take action in accordance with the
decision.
( 5) Section 106 is amended by the addition of Subsection 106.1 to
read as follows:
"106. 1 Bond and Licensing Requirements.
(a) All persons, firms or corporations engaged in the
installation or repair of heating, ventilating, duct, air conditioning and
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refrigeration systems for domestic or commercial purposes in and about
buildings where a person or persons live, work or assemble in the City of
Wichita Falls under terms of this Code shall, before they do any work,
execute and deliver to the City of Wichita Falls a surety bond in the sum
of Two Thousand ( $2,000.00) Dollars, payable to the City of Wichita Falls
and as herein otherwise provided, executed by a company authorized to do
business in the State of Texas.
(b) Bond shall be conditioned that all said heating,
ventilation, duct, air conditioning, and refrigeration systems shall be
done so that it conforms with all of the rules and regulations provided by
this Code. The bond shall be further conditioned that the City of Wichita
Falls will be indemnified against all loss and damage occasioned by the
negligence of the principal therein failing properly to execute and protect
any work done by him or his employees or under his direction or
supervision.
(c) In case the principal on such bond shall fail or refuse to
install or construct any heating, ventilating, duct, air conditioning or
refrigeration systems in accordance with such rules and regulations
contained in this Code, the owner of any house or premises who may be
aggrieved or injured thereby may have recourse on said bond, or the City
may take action : ►the bond for the use and benefit of such owner, provided
that in such case, such work is first disapproved by the Mechanical
Inspector as herein provided. Should the Mechanical Inspector refuse to
issue his certificate of approval of said work on account of the failure of
the mechanical installer to comply with such rules and regulations, the
Inspector shall notify the principal to make such changes as are required
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to comply with the rules and regulations; in case of failure or refusal on
the part of said principal to rectify or change such work so as to make it
comply with such rules and regulations, then after three ( 3 ) days from the
time notice was given it shall be the duty of the sureties on the bond
herein required to make the required changes; in default of the principal
or the sureties on the bond performing the same as herein provided, the
said owner, or the City for the owner's benefit, may have recourse against
the principal and sureties on the bond herein provided for.
(d) Said bond shall run the calendar year and be renewed on
January 1, and no heating, ventilating, duct, air conditioning and
refrigeration systems shall be done by, and no permits issued to, any
contractor unless he has such bond in full force and effect.
(e) Any person required to have an air conditioning contractor
license pursuant to Vernon' s Annotated Civil Statutes, Art. 8861, shall
file a copy of his license with the City Inspection Department and shall
also file a copy of any renewal license not later than thirty ( 30) days
after the renewal license is obtained. "
( 6) Section 106 is hereby amended by the addition of Subsection
106.2, which shall read as follows:
"106. 2 Enforcement, Legal Procedure and Penalties.
It shalllwbe the duty of the Building & Code Administrator to
enforce this ordinance. Any person who violates, disobeys, omits, neglects
or refuses to comply with or who resists the enforcement of any of the
provisions of this ordinance shall be guilty of a misdemeanor offense
punishable by a fine not to exceed Five Hundred ($500. 00) Dollars. The
imposition of one penalty for any violation shall not excuse the violation
nor permit it to continue, and each day that the violation is maintained
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shall constitute a separate offense. The application of such penalty shall
not be held to prevent the enforced removal of prohibited conditions. "
(7) Subsection 303.3 . 1 shall be amended to read as follows:
"303 . 3.1 Every attic or furred space in which mechanical
equipment is installed shall be accessible by an opening and passageway as
large as the largest piece of equipment and in no case less than twenty-two
( 22) by thirty-six ( 36) inches continuous from the opening to the equipment
and its controls. Every passageway shall be unobstructed and shall have
solid continuous flooring not less than twenty-four ( 24) inches wide from
the entrance opening to the equipment. On the control side and on other
sides where access is necessary for servicing the equipment, a level
working platform extended a minimum of thirty ( 30) inches from the edge of
the equipment with thirty-six ( 36) inch high clear working space shall be
provided. Top or bottom service equipment shall have a full clearance
above or below the unit for component removal.
(8) Subsection 303.5.2 is hereby deleted in its entirety.
( 9) Subsection 303 . 5.3 is hereby amended in its entirety to read as
follows:
"303 . 5. 3 Every appliance located on the roof of a building shall
be installed on a substantial level platform. Whenever the roof has a
slope greater tbirsthree ( 3) to twelve ( 12) , a level working platform not
less than thirty (30) inches deep shall be provided in front of the entire
fire box and control sides of the appliance. All sides of the working
platform facing any portion of the roof edge below the platform where Code
required shall be protected by substantial railing forty-two ( 42) inches
high with vertical rails not more than twenty-one ( 21) inches apart, except
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that parapets at least twenty-four ( 24) inches high may be utilized in lieu
of rails or guards. Required working platforms and railings may be omitted
when access to the equipment is through a required roof scuttle and all of
the following provisions are met:
( 1) The required scuttle is located immediately adjacent to the
control side of the equipment unit.
( 2 ) All controls, filters, burners, fans and motors are
accessible for service and repair within two ( 2) feet of the edge of the
equipment platform on the scuttle side.
( 3 ) The equipment platform is not more than twenty ( 20) inches
above the high side of the scuttle opening.
( 4 ) A substantial working platform not less than thirty ( 30)
inches by thirty ( 30) inches shall be provided directly below the scuttle
at a point not less than thirty ( 30) inches nor more than thirty-two ( 32)
inches below the high side of the scuttle opening.
( 5) Scuttles located on other than the roof incline side of the
equipment unit shall have their lids or trapdoors hinged on the low side of
the scuttle. "
( 10) Subsection 305.3 .5 is hereby deleted in its entirety.
( 11) Subsection 305. 3.6 is hereby deleted in its entirety.
( 12) Sectio ,08 is amended by the addition of Subsection 308.6.6.1 to
read as follows:
"308.6.6.1 Fire extinguishing equipment, as required by 308.7,
may be omitted from hoods and duct systems on fully enclosed ovens (e.g.
pizza oven, convection ovens) if the manufacturer' s listing approves such
installation. All other installation parameters shall be the same as
specified in 308. 4. "
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( 13) Section 308 is hereby amended by the addition of Subsection
308.6.6.2 to read as follows:
"308.6.6. 2 Exhaust hoods and duct systems, other than those
constructed as per 308.4 and 308.6, if requested by the owner may be
installed over the following equipment only:
1) Dishwashers
2) Steam Tables
3) Other heat producing items that do not require a Hood
pursuant to Subsection 308.6.
Such load construction shall be of not less than 24 gauge steel.
Connecting duct shall be of not less than 26 gauge or SMACNA standard,
whichever is larger. "
( 14) Subsection 506.1. 4 is hereby amended to read as follows:
"506.1.4 Lining shall be interrupted for a minimum of eighteen
( 18) inches upstream and thirty ( 30) inches downstream from electric
resistance or fuel burning heaters and a duct system unless the heater is
specifically listed for installation with zero (0) clearance within a lined
duct."
( 15) Subsection 506. 2. 1 is hereby amended in its entirety to read as
follows:
"All tl supply duct work installed in unconditioned spaces
shall be insulated. All metal duct installed in spaces having dewpoint
temperatures lower than the duct shall be insulated. Insulation shall be a
minimum of one and one-half ( 1-1/2) inches thick, three-quarter ( 3/4) pound
density blanket or one ( 1) inch thick, one and one-half (1-1/2) pound
density liner. Insulation shall have a maximum thermal conductance
(Btu/hr-Pt2-°F) when tested in accordance with ASTM C518 of 0. 25. When
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ducts handling cool air are externally insulated, the insulation shall be
covered with a vapor barrier having a maximum permeance of 0.05 perms or
aluminum foil having a minimum thickness of two ( 2) mils. When nonmetal
ducts or other approved insulating or lining materials are used, the
maximum thermal conductance value of the material shall be 0. 25 at 75°F.
All exterior ducts insulated shall be properly protected with an approved
oof vapor or barrier. "p
( 16) Subsection 506.2. 2 is hereby amended in its entirety to read as
follows:
"Where duct liner, installed to satisfy the requirements of
506.2.1, has been interrupted, a duct covering of equal thermal performance
shall be installed. "
( 17) Subsection 604. 1 is amended in its entirety to read as follows:
"604.1 General.
All chilled water piping and fittings shall be of steel, copper, brass
or polyvinyl chloride plastic (PVC) Schedule 40 type I and II high and
normal impact, PVC Schedule 80 type I and II high and normal impact.
Pressure rated cement-asbestos epoxy lined pipe may be used where
temperature of water does not exceed 210°F. The aforementioned materials
shall be installed in compliance with Table 604."
( 18) All spications and requirements regarding
polybutylene pipe are hereby deleted in their
entirety.
( 19) Section 608. 4 is hereby deleted in its entirety.
( 20) Table 610 is hereby amended in its entirety to read as
follows:
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"TABLE 610
MINIMUM PIPE INSULATION
Insulation Thickness In Inches
For Pipe Sizes2
Fluid
Piping Temper- Run- 1" 1-1/4" 2-1/2" 5"
System ature Outq And To To And
Types Range,°F 2"I Less 2" 4" Larger
Heating Systems
Steam and hot water
High pressure/temp. 306-450 1-1/2 2-1/2 2/12 3 3-1/2
Med. pressure/temp. 251-305 1-1/2 2 2-1/2 2-1/2 3
Low pressure/temp. 201-250 1 1-1/2 1-1/2 2 2
Low temperature 120-200 1/2 1 1 1-1/2 1-1/2
Steam condensate Any 1 1 1-1/2 2 2
( for feed water)
Cooling Systems
Chilled water, 40-55 3/8 3/8 3/4 1 1
refrigerant, or
brine below 40 1 1 1/2 1-1/2 1-1/2
1. Runouts not exceeding 12 ft. in legth to indivual terminal units.
2. For piping exposed to outdoor air, increase thickness by 1/2 inch. "
( 21) Subsection 801.2 is hereby amended in its entirety to read as
follows:
"801.2 Underground Leads.
A disconnecting means shall be installed within sight and easy
reach in the ungrounded leads of each power circuit to electrically
operated components. The disconnecting means shall in no case be installed
farther than six (6) feet from the service side of the equipment. "
( 22) Appendix A, Section A101.4.1 is hereby deleted in its entirety.
( 23 ) Appendix A, Subsection A101 .4.2 is hereby deleted in its
entirety.
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(24) Appendix A, Subsection A103.1. 3 is hereby amended in its entirety
to read as follows:
"A103 . 1. 3 Minor Repairs.
Permits are required by a person, firm or corporation for
alteration, enlargement, relocation, improvement, or replacement of the
following systems:
( 1) Any air conditioning, refrigeration and heating duct system.
( 2) Any flue.
(3 ) Any exhaust or ventilation including commercial kitchen
systems.
(4) Any heating or air conditioning system major component (ex. ,
condensing unit, furnace, air handler, fan coil, etc. )
Permits are not required for:
( 1) Any portable heating appliance.
( 2) Any portable ventilation equipment.
( 3 ) Any portable cooling unit.
( 4 ) Any steam, hot or chilled water piping within any heating or
cooling equipment regulated by this Code.
( 5) Any portable evaporative cooler.
( 6) Repair of system components unless they alter the
manufacturer' s Wainal intended use and configuration.
(7) Relocation of a condensing unit does not require a permit if
existing lines are only extended."
( 25) Appendix A, Subsection A105.4 is hereby deleted in its entirety.
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( 26) Appendix C is hereby deleted in its entirety."
PASSED AND APPROVED THIS THE 19th day of December
1989.
M gA Y OR
ATTEST:
1te__C"ivcd)C'
City Clerk
ar 345505
Affidavit of Publication
ORDINANCE NO.91-89
ORDINANCE CANCELLING THE THE STATE OF TEXAS
CITY COUNCIL MEETING
SCHEDULED FOR JANUARY 2. COUNTY OF WICHITA
1990
ORDINANCE NO.92-89 ere)
ORDINANCE CHANGING THE
DATE OF THE FIRST REGULAR 8+,h
CITY COUNCIL MEETING IN On this day of �T a
JANUARY, 1990, FROM JANU-
ARY 2, 1990,TO THE 4TH DAY 19 9
OF JANUARY, 1990
ORDINANCE NO.93-89 A.D. personally appeared before me, the undersigned authority
ORDINANCE WAIVING APPEN-
DIX A-SUBDIVISIONS, SECTION D a r i c e T I 1 I1
7(F)AND(G)AND SECTION 9, bookkeeper
(B),(2)TO THE CONSTRUCTION
OF WATER AND SEWER LINES for the Times Publishing Company of Wichita Falls, publishers of the Wichita Falls
AND THE PLACING OF CURB
AND GUTTER ON WINDTHORST ROAD THE
IN THE Times/Record News, a newspaper published at Wichita Falls in Wichita County,
DON BROYLES ADDITION
ORDINANCE NO.94-89 Texas, and upon being duly sworn by me, on oath states that the attached
AN ORDINANCE AMENDING
ORDINANCE 160-83 ADOPTING advertisement is a true and correct copy of advertising published
THE STANDARD MECHANICAL
CODE, 1988 EDITION, AS RE- in one ( 1 ) issues thereof on the following dates:
VISED IN 1989,WITH CERTAIN
AMENDMENTS AND DELETIONS.
11-015
January 8, Igo()
Bookkeeper for Times Publishing Company ()
of Wichita Falls
(SEAL'
Subscribed and sworn to before me this the day and year first above wr itten.
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